package com.example.artwindow.domain.po;

import lombok.Data;
import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.core.authority.SimpleGrantedAuthority;
import org.springframework.security.core.userdetails.UserDetails;

import java.util.Collection;
import java.util.List;
import java.util.stream.Collectors;
@Data
public class MyUserDetails implements UserDetails {

	private User user;

	private List<String> permissions;

	private List<GrantedAuthority> authorities;

	public MyUserDetails(User user,List<String> permissions) {
		this.user = user;
		this.permissions = permissions;
	}

	@Override
	public Collection<? extends GrantedAuthority> getAuthorities() {

		if(authorities!=null){
			return authorities;
		}
		//把permissions中字符串类型的权限信息转换成GrantedAuthority对象存入authorities中
		authorities = permissions.stream().
				map(SimpleGrantedAuthority::new)
				.collect(Collectors.toList());
		return authorities;
	}


	@Override
	public String getPassword() {
		return user.getPassword();
	}

	@Override
	public String getUsername() {
		return user.getUsername();
	}

	@Override
	public boolean isAccountNonExpired() {
		return true;
	}

	@Override
	public boolean isAccountNonLocked() {
		return true;
	}

	@Override
	public boolean isCredentialsNonExpired() {
		return true;
	}

	@Override
	public boolean isEnabled() {
		return true;
	}
}
